io.github.CloudCorpRecords/stackconstruct

stackconstruct

Is the io.github.CloudCorpRecords/stackconstruct MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-02.

AWS CDK guidance, docs, constructs and nag checks as MCP tools.

alive probed 2026-11-14 · unchanged since 2026-11-02

10tools

1.4ktokens in Claude Opus 5.5

0.7 %of Claude's 200k window

0.5×the median server

293 msto initialize

5 msto list tools

Run it: npx -y @reneturcios/stackconstruct@0.1.0 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: stackconstruct 0.1.0
Capabilities: tools
Instructions: none
Of a 1M window: 0.1 % of a 1M context window
Count: 1.4k tokens in Claude Opus 5.5, exact, measured 2026-11-02. With the Claude Code prefix mcp__…__ on each tool name: 1.5k. The o200k_base estimate is 759. Counted again when the tool definitions change. Method.
Repository: https://github.com/CloudCorpRecords/stackconstruct
Registry: active, updated 2026-11-02 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.78×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
get_migration_guide	168	94	12 %
search_cdk_docs	150	84	11 %
get_cdk_best_practices	144	81	11 %
search_constructs	144	81	11 %
list_cdk_patterns	136	76	10 %

Other registry entries on npmjs.com, the ones next to this name; all of them.

Servers that mention constructs or guidance.

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.